G Series Van (G20)

Noise and/or Dead Battery Due to failed Alternator on Chevrolet G Series Van (G20)

Problem Description and Possible Solution

The alternator may fail causing the battery to go dead. The charge light on the dash may or may not illuminate. The alternator may also develop an abnormal noise. A failed alternator will require replacement.

Problem Data
RepairPal Verified
Average mileage: 103,000 (76,000–130,000)
Engines affected: 4.3L V6, 5.7L V8, Gasoline
9 model years affected: 1990, 1991, 1992, 1993, more1994, 1995, 1996, 1997, 1998
12 people reported this problem
Viewing 1 - 2 of 2 comments
I just purchased this van. It took an alternator and radiator so far and ac is not working. Engine also runs rough, we are diagnosing.